Kenji
- US rank
- #943
- Syllables
- 2
- Peak
- #749 in 1978
249 babies were named Kenji in the US in 2025. It has dropped 33 places in five years.
Save adds it to your list. Vote moves it up the top voted names.
US births per million boys, 1913–2025
Most popular states (2025)
Similar names
Popularity: U.S. Social Security Administration (babies with 5+ births per year).
Did you know?
A few things about Kenji you might not know, from US birth records and Wikipedia. Handy for convincing a partner, or a grandparent.
Famous Kenji
Kenji Mizoguchi
Japanese film director and screenwriter (1898-1956)
Choose Kenji and your child shares a first name with Kenji Mizoguchi, a Japanese film director and screenwriter. A ready-made answer when someone asks “Kenji, like who?” Kenji Mizoguchi's Wikipedia article is available in 51 languages, a good sign of just how widely known they are.
Read about Kenji Mizoguchi on Wikipedia (opens in a new tab)Photo: Unknown authorUnknown author, Public domain (opens in a new tab), via Wikimedia Commons
- How commonAbout 1 in every 6,859 baby boys born in the US in 2025 was named Kenji, 249 babies in all. In a typical school of 500 kids, your Kenji would very likely be the only one.
- HistoryKenji first shows up in US birth records in 1913, the first year at least 5 babies got it. It has been in use for 112 years since.
- Best yearIts best year was 1978, when it reached #749.
- Then vs nowKenji is 5.5× more common today than it was in 2000. In 2000 it was given to about 1 in 37,736 baby boys; in 2025, about 1 in 6,859.
- TrendKenji has slipped 33 places over the last five years and now sits at #943. Good news if you want a familiar name that fewer kids will share.
- Where it's lovedKenji is most popular in Hawaii, where it ranks #126, followed by Nevada (#443) and Wisconsin (#484). It's in the top 1,000 in 13 states.
About the name Kenji
Kenji is a boy name. It has 5 letters and 2 syllables, starting with K and ending in “-nji”. US birth records list Kenji for boys from 1913 to 2025, in 99 of those 113 years. Its best year was 1978, when it ranked #749 among boy names. In 2025 it ranked #943, with 249 babies.
| Decade | Babies per million | About 1 in |
|---|---|---|
| 1910s | 14 | 71,211 boys |
| 1920s | 19 | 51,600 boys |
| 1930s | 9.1 | 110,132 boys |
| 1940s | 1.8 | 564,972 boys |
| 1950s | 0.8 | 1,176,471 boys |
| 1960s | 5.6 | 179,533 boys |
| 1970s | 26 | 38,314 boys |
| 1980s | 20 | 51,046 boys |
| 1990s | 22 | 45,809 boys |
| 2000s | 44 | 22,538 boys |
| 2010s | 69 | 14,516 boys |
| 2020s | 163 | 6,128 boys |
Questions about the name Kenji
Is Kenji a boy or girl name?
Kenji is a boy name.
How popular is the name Kenji?
Kenji ranked #943 for US boys in 2025, given to 249 babies. Its best year was 1978 (#749).